165421971

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1627}}^1$

素因数の和:1736

約数の個数: 48

約数和(自身を含む): 284444160

約数和(自身を除く): 119022189

約数列:

[1, 3, 9, 11, 13, 33, 39, 79, 99, 117, 143, 237, 429, 711, 869, 1027, 1287, 1627, 2607, 3081, 4881, 7821, 9243, 11297, 14643, 17897, 21151, 33891, 53691, 63453, 101673, 128533, 161073, 190359, 232661, 385599, 697983, 1156797, 1413863, 1670929, 2093949, 4241589, 5012787, 12724767, 15038361, 18380219, 55140657, 165421971]

約数ペア:

[(1, 165421971), (3, 55140657), (9, 18380219), (11, 15038361), (13, 12724767), (33, 5012787), (39, 4241589), (79, 2093949), (99, 1670929), (117, 1413863), (143, 1156797), (237, 697983), (429, 385599), (711, 232661), (869, 190359), (1027, 161073), (1287, 128533), (1627, 101673), (2607, 63453), (3081, 53691), (4881, 33891), (7821, 21151), (9243, 17897), (11297, 14643)]